prickly Florida blackberry Rosaceae Rubus argutus Link Listen to the Latin symbol: RUAR2 Other Fact Sheets
Leaf: Alternate, palmately compound, 3 to 5, but mostly 3 lanceolate to ellptical leaflets, serrated margins, prickles on petiole, shiny green above, paler below.
Flower: Showy white flowers (one inch across), appearing in a terminal cluster in late spring to early summer.
Fruit: Juicy, black multiple of drupes, 1/2 inch long; when picked, the fruit does not separate from its core, ripens in June and July.
Twig: Stout, strongly angled canes with large slightly hooked prickles, dull reddish brown, lacking glaucous bloom. Cane tips do not root.
Bark: Similar to twigs but darkens with age.
Form: Sprawling, arching canes form dense thickets often well over head high.

Looks like: Alleghany blackberry - dewberry - black raspberry - multiflora rose
leaf twig bark form1 map
Additional Range Information:
Rubus argutus is native to North America.
Range may be expanded by planting.
See states reporting prickly Florida blackberry.
External Links:
USDA Plants Database
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Photos and text by: John Seiler,
Edward Jensen, Alex Niemiera,
and John Peterson
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